Sea Otters Returned to a Degraded Coastline Ate Enough Crabs to Restore Balance and Cut Erosion by 90%

Michie

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Against all odds, a distressed California coastal ecosystem is on the mend, in large part, thanks to the insatiable appetite sea otters have for crabs.

In a groundbreaking study published this week in Nature, scientists revealed that the return of sea otters to their former habitat in a Central California estuary has slowed erosion of the area’s marsh banks by up to 90%.

The resurgence of these charismatic marine mammals to the salt marshes of Elkhorn Slough in Monterey County sparks hope for improving coastal ecosystems and marks a significant ecological success story.

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